Description of K2 Auto Bindings K2 introduces the new Auto System technology. Lighter, faster, and cleaner the K2 Auto bindings take form to a new level. With one ratchet you tighten both ankle and toe straps allowing you to customize your perfect fit. Once you’ve got it dialed the ankle strap and toe strap release and tighten in unison bringing you a desired feel and support every time you strap in. Its one piece Auto Chassis with performance flex is geared toward advanced and pro riders who need the ultimate in freestyle performance. Featuring the perfect blend of super lightweight performance and entry/exit speed. Features: CHASSIS: NEW! Auto Chassis FOOTBED: Tool-Less Adjust Power Ramp & Seam-Less EVA Footbed w/ Pop-Top Disc Cover DISC: Multi-Compatible & Offset Discs HIGHBACK: Airframe w/ VFL Highback ANKLE STRAP: Custom Caddy Ankle Strap STRAP FEATURES: Hinge Mount & Tool-less centering adjust TOE STRAP: NEW! Auto-System Toe Strap RATCHETS: NEW! LiteSpeed EZ Feed Aluminum